Mathematics, 22.05.2020 00:02 emiliolovato

Alex completes the 70km journey between london and reading in 54 minutes. She then drives 42km from reading to oxford at an average speed of 70km/h work out averages average speed in km/h for her total journey from London to oxford

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Alex completes the 70km journey between london and reading in 54 minutes. She then drives 42km from...